The type IV pilin, PilA, is required for full virulence of Francisella tularensis subspecies tularensis.

BMC Microbiol · 2010 · PMC2941502 · PMID 20796283

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

likely to be significantno p-value reported

These differences are likely to be significant since pilA has been linked to virulence of type B strains and is missing in the attenuated vaccine strain LVS.

also in 993 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.